<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>bs5 布局测试</title>
  <link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/5.0.0-alpha1/css/bootstrap.min.css" integrity="sha384-r4NyP46KrjDleawBgD5tp8Y7UzmLA05oM1iAEQ17CSuDqnUK2+k9luXQOfXJCJ4I" crossorigin="anonymous">
  <script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js" integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo" crossorigin="anonymous"></script>
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</head>
<body>
<h1>bs5 容器 container 测试</h1></h1>
<div class="container" style="background-color: black;color:aliceblue">默认 container</div>
<div class="container-sm" style="background-color: blue;">small 容器 </div>
<div class="container-md" style="background-color: gray;">md 容器</div>
<div class="container-lg" style="background-color: rebeccapurple;">lg 容器</div>
<div class="container-xl" style="background-color:orangered;">xl 容器</div>
<div class="container-xxl" style="background-color:yellowgreen;">xxl 容器</div>
<div class="container-fluid" style="background-color:rgb(205, 86, 50);">fluid 容器</div>

</body>
</html>